3D visualization of a 17x17x17 cubic lattice of gray spheres in black space, wrapped in a glowing cyan torus

Prompt

Create a 3D visualization: a tight 17x17x17 cubic lattice made of small gray spheres—fermion dots—floating in black space. Around it, a glowing cyan toroidal shell wraps like a perfect halo, thin and luminous, pulsing faintly at 197 Hz. No text, no l...